Which of the following can be measured by the Ostwald–Walker dynamic method?
One gram of silver gets distributed between 10 cm3 of molten zinc and 100 cm3 of molten lead at 800°C. The percentage of silver still left in the lead layer is approximately |
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Two liquids X and Y form an ideal solution. At 300 K, vapour pressure of the solution containing 1 mole of X and 3 mole of Y is 550 mm Hg. At the same temperature, if 1 mole of Y is further added to this solution, vapour pressure (in mm Hg) ofX and Y in their pure states will be respectively |
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The vapour pressure of water at 23°C is 19.8 mm. 0.1 mole of glucose is dissolved in 178.2 g of water. What is the vapour pressure (in mm) of the resultant solution? |
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Equal volumes of 0.1 M and 0.2 M NaCl solutions are mixed. The concentration of nitrate ions in the resultant mixture will be |
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The elevation in boiling point of a solution of 13.44 g of CuCl2 in 1 kg of water using following information will be (molecular wt. of CuCl2 = 134.4, Kb = 0.52 K molal–1) |
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The freezing point (in °C) of a solution containing 0.1 g of K3[Fe(CN)6] (Mol. Wt. 329) in 100 g water (Kf = 1.86 K kg mol–1) is |
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25 mL of a solution of barium hydroxide on titration with 0.1 molar solution of hydrochloric acid gave a titre value of 35 mL. The molarity of barium hydroxide solution was |
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2 N HCl solution will have same molar concentration as a |
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An aqueous solution of glucose is 20% in strength. The volume in which 1 g mole of it is dissolved will be |
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10 cm3 of 0.1 N monobasic acid requires 15 cm3 of sodium hydroxide solution whose normality is |
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